APA-viite

Lester, J. N. (1987). Heavy Metals in Waste Water and Sludge Treatment Process. CRC.

Chicago-tyylinen lähdeviittaus

Lester, John. N. Heavy Metals in Waste Water and Sludge Treatment Process. Florida: CRC, 1987.

MLA-viite

Lester, John. N. Heavy Metals in Waste Water and Sludge Treatment Process. CRC, 1987.